nanocore | ca70cd8ae3f148808ed928635b49938b163d04eb85861d6bfd85a80527d35ce6

General

Target

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
Size

667KB
MD5

f97ac4e62d360cbea961d8e17f19bcdb
SHA1

ac657045e2eddd402171de2083a61a39e57fa739
SHA256

ca70cd8ae3f148808ed928635b49938b163d04eb85861d6bfd85a80527d35ce6
SHA512

8ee16ff5b77e8245d6d4a25b4bababe100fea17cc2399a2f3c279d2d5c920ee569b32f933d94bfe56f380806cb50eac0fd0ad4709dfc47dafc95b87b91fa388b

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.140.53.211:4488

Mutex

d9602553-df15-4191-aa0b-e40793941909

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-09-19T00:27:29.804469936Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
4488
default_group
UPDATE
enable_debug_mode
true
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
d9602553-df15-4191-aa0b-e40793941909
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
185.140.53.211
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WPA Host = "C:\\Program Files (x86)\\WPA Host\\wpahost.exe"	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	pid	process	target process
PID 1408 set thread context of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Drops file in Program Files directory 2 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	ioc	process
File created	C:\Program Files (x86)\WPA Host\wpahost.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
File opened for modification	C:\Program Files (x86)\WPA Host\wpahost.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

456 schtasks.exe
1544 schtasks.exe
1660 schtasks.exe

pid	process
456	schtasks.exe
1544	schtasks.exe
1660	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exeNEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

pid	process
1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

pid process

368 NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

pid	process
368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exeNEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	pid	process
Token: SeDebugPrivilege	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
Token: SeDebugPrivilege	368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exeNEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	pid	process	target process
PID 1408 wrote to memory of 1660	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 1408 wrote to memory of 1660	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 1408 wrote to memory of 1660	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 1408 wrote to memory of 1660	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 1408 wrote to memory of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 1408 wrote to memory of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 1408 wrote to memory of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 1408 wrote to memory of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 1408 wrote to memory of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 1408 wrote to memory of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 1408 wrote to memory of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 1408 wrote to memory of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 1408 wrote to memory of 368	1408	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 368 wrote to memory of 456	368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 368 wrote to memory of 456	368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 368 wrote to memory of 456	368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 368 wrote to memory of 456	368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 368 wrote to memory of 1544	368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 368 wrote to memory of 1544	368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 368 wrote to memory of 1544	368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 368 wrote to memory of 1544	368	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
"C:\Users\Admin\AppData\Local\Temp\NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1408

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ycgyrFn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC745.tmp"
2⤵
- Creates scheduled task(s)
PID:1660

C:\Users\Admin\AppData\Local\Temp\NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
"{path}"
2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:368

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpCCD1.tmp"
3⤵
- Creates scheduled task(s)
PID:456

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpCDCB.tmp"
3⤵
- Creates scheduled task(s)
PID:1544

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC745.tmp
MD5
5695ba3f05c25dc81adc80b6ebccbe3f

SHA1
43d734a2fcd7199fd3118e5ebd4af55aaf679e33

SHA256
2a1912fe5d80f2bea0bb1e9d6358bbca2d0cb254412300bf75219cb2caf1e49e

SHA512
f23db7999353d6f5ff56ba28d87e3c6407cf11667e7773d13bc70dedb4a7e2f2ba6a59352e8c97ded07c74eeaf46edfea694b15d558b8d8d3ea7ad0e00c45a0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCCD1.tmp
MD5
3ade94cf94a1f59640c4e94977422d5a

SHA1
3c7c0dd45352a14166b7aefce1328cecdd0d8fc9

SHA256
31dc40caf1abc36478a37f50ad92035cfac6b340d647a092db86f4f382b074e8

SHA512
14fd7568a34f8c7d2a874abfdd6c5a2b3e247fa8c9eab1dc48504faf0c3309c2c1584f3f924a30b22021b3727b514cae916bd28abd90d1bcc75eb146a41f15d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCDCB.tmp
MD5
819bdbdac3be050783d203020e6c4c30

SHA1
a373521fceb21cac8b93e55ee48578e40a6e740b

SHA256
0e5dedca6d0d3c50ebcedb5bbf51ef3d434eb6b43da46764205de7636131f053

SHA512
cece1c4d8b4db79fc6e3cd225efaccdf9d2493f28991b1d48439944af38aaa61a215bd00a0beedcbdecc4f1ec5be0843774375a483f3d4a573a3980c54798cbd

Download Submit
memory/368-10-0x000000000041E792-mapping.dmp

Download
memory/368-21-0x00000000006E0000-0x00000000006F9000-memory.dmp

Filesize
100KB

Download
memory/368-34-0x0000000000E90000-0x0000000000E9F000-memory.dmp

Filesize
60KB

Download
memory/368-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/368-33-0x0000000001220000-0x0000000001249000-memory.dmp

Filesize
164KB

Download
memory/368-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/368-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/368-13-0x00000000742C0000-0x00000000749AE000-memory.dmp

Filesize
6.9MB

Download
memory/368-32-0x0000000000E30000-0x0000000000E3A000-memory.dmp

Filesize
40KB

Download
memory/368-31-0x0000000000E20000-0x0000000000E2F000-memory.dmp

Filesize
60KB

Download
memory/368-30-0x0000000000BB0000-0x0000000000BB9000-memory.dmp

Filesize
36KB

Download
memory/368-29-0x0000000000BA0000-0x0000000000BAD000-memory.dmp

Filesize
52KB

Download
memory/368-20-0x0000000000600000-0x0000000000605000-memory.dmp

Filesize
20KB

Download
memory/368-28-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download
memory/368-22-0x0000000000650000-0x0000000000653000-memory.dmp

Filesize
12KB

Download
memory/368-23-0x0000000000A80000-0x0000000000A8D000-memory.dmp

Filesize
52KB

Download
memory/368-24-0x0000000000A90000-0x0000000000AA5000-memory.dmp

Filesize
84KB

Download
memory/368-25-0x0000000000B10000-0x0000000000B16000-memory.dmp

Filesize
24KB

Download
memory/368-26-0x0000000000B20000-0x0000000000B2C000-memory.dmp

Filesize
48KB

Download
memory/368-27-0x0000000000B40000-0x0000000000B47000-memory.dmp

Filesize
28KB

Download
memory/456-16-0x0000000000000000-mapping.dmp

Download
memory/1408-3-0x00000000013E0000-0x00000000013E1000-memory.dmp

Filesize
4KB

Download
memory/1408-5-0x0000000000480000-0x000000000048E000-memory.dmp

Filesize
56KB

Download
memory/1408-2-0x00000000742C0000-0x00000000749AE000-memory.dmp

Filesize
6.9MB

Download
memory/1408-6-0x0000000005D60000-0x0000000005DC6000-memory.dmp

Filesize
408KB

Download
memory/1544-18-0x0000000000000000-mapping.dmp

Download
memory/1660-7-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads